HACK: make compositor work. Get glname from undistorted texture and p…

…ut to compositor. need vr_use_offscreen_rendering enabled and multicore rendering disabled to work

materialsystem/cmaterialsystem.h

@@ -501,6 +501,7 @@ class CMaterialSystem : public CTier2AppSystem< IMaterialSystemInternal >, publi
 	DELEGATE_TO_OBJECT_0( bool,				OnFlushBufferedPrimitives, GetRenderContextInternal() );
 	void									OnThreadEvent( uint32 threadEvent );
 	ShaderAPITextureHandle_t				GetShaderAPITextureBindHandle( ITexture *pTexture, int nFrame, int nTextureChannel ); // JasonM ????
+	uint32_t				GetShaderAPIGLTexture( ITexture *pTexture, int nFrame, int nTextureChannel ); // fuck
 
 
 

materialsystem/gltexturehack.cpp

@@ -0,0 +1,53 @@
+#include "pch_materialsystem.h"
+#include "togl/rendermechanism.h"
+
+#define MATSYS_INTERNAL
+
+#include "cmaterialsystem.h"
+//-----------------------------------------------------------------------------
+// The Base implementation of the shader rendering interface
+//-----------------------------------------------------------------------------
+class CShaderAPIBase : public IShaderAPI
+{
+public:
+	// constructor, destructor
+	CShaderAPIBase();
+	virtual ~CShaderAPIBase();
+
+	// Called when the device is initializing or shutting down
+	virtual bool OnDeviceInit() = 0;
+	virtual void OnDeviceShutdown() = 0;
+
+	// Pix events
+	virtual void BeginPIXEvent( unsigned long color, const char *szName ) = 0;
+	virtual void EndPIXEvent() = 0;
+	virtual void AdvancePIXFrame() = 0;
+
+	// Release, reacquire objects
+	virtual void ReleaseShaderObjects() = 0;
+	virtual void RestoreShaderObjects() = 0;
+
+	// Resets the render state to its well defined initial value
+	virtual void ResetRenderState( bool bFullReset = true ) = 0;
+
+	// Returns a d3d texture associated with a texture handle
+	virtual IDirect3DBaseTexture9* GetD3DTexture( ShaderAPITextureHandle_t hTexture ) = 0;
+
+	// Queues a non-full reset of render state next BeginFrame.
+	virtual void QueueResetRenderState() = 0;
+
+	// Methods of IShaderDynamicAPI
+public:
+	virtual void GetCurrentColorCorrection( ShaderColorCorrectionInfo_t* pInfo );
+
+protected:
+};
+
+uint32_t CMaterialSystem::GetShaderAPIGLTexture( ITexture *pTexture, int nFrame, int nTextureChannel )
+{
+	ShaderAPITextureHandle_t handle = ShaderSystem()->GetShaderAPITextureBindHandle( pTexture, nFrame, nTextureChannel );
+	IDirect3DTexture9* pTex = ((CShaderAPIBase*)g_pShaderAPI)->GetD3DTexture(handle);
+	IDirect3DSurface9* surf = pTex->m_surfZero;
+	CGLMTex *tex = surf->m_tex;
+	return tex->GetTexName();
+}

materialsystem/mat_stub.cpp

@@ -2276,7 +2276,7 @@ class CDummyMaterialSystem : public IMaterialSystemStub, public CRefCounted1<IMa
 	{
 		return false;	
 	}
-
+	virtual uint32_t GetShaderAPIGLTexture(ITexture*, int, int) {return 0;}
 };
 
 

materialsystem/wscript

@@ -45,6 +45,7 @@ def build(bld):
 		'cmatrendercontext.cpp',
 		'cmatqueuedrendercontext.cpp',
 		'ctexturecompositor.cpp',
+		'gltexturehack.cpp',
 		'../public/tier0/memoverride.cpp'
 	]
 

public/materialsystem/imaterialsystem.h

@@ -1093,6 +1093,7 @@ abstract_class IMaterialSystem : public IAppSystem
 
 	// Performs final verification of all compositor templates (after they've all been initially loaded).
 	virtual bool				VerifyTextureCompositorTemplates( ) = 0;
+	virtual uint32_t GetShaderAPIGLTexture( ITexture *pTexture, int nFrame, int nTextureChannel ) = 0;
 };
 
 

sourcevr/sourcevirtualreality.cpp

@@ -424,7 +424,7 @@ void CSourceVirtualReality::GetViewportBounds( VREye eEye, int *pnX, int *pnY, i
 	}
 	else
 	{
-		uint32_t x, y, w, h;
+		uint32_t x = 0, y = 0, w = 640, h = 480;
 //		m_pHmd->GetEyeOutputViewport( SourceEyeToHmdEye( eEye ), &x, &y, &w, &h );
 		m_pExtDisplay->GetEyeOutputViewport( SourceEyeToHmdEye( eEye ), &x, &y, &w, &h );
 		if( pnX && pnY )
@@ -543,7 +543,13 @@ bool CSourceVirtualReality::SampleTrackingState ( float PlayerGameFov, float fPr
 {
 	if( !m_pHmd || !m_bActive )
 		return false;
-
+	vr::VREvent_t event;
+	while( m_pHmd->PollNextEvent( &event, sizeof( event ) ) )
+	{
+		//ProcessVREvent( event );
+	}
+	vr::TrackedDevicePose_t m_rTrackedDevicePose[ vr::k_unMaxTrackedDeviceCount ];
+	vr::VRCompositor()->WaitGetPoses(m_rTrackedDevicePose, vr::k_unMaxTrackedDeviceCount, NULL, 0 );
 	// If tracker can't return a pose (it's possibly recalibrating itself)
 	// then we will freeze tracking at its current state, rather than
 	// snapping it back to the zero position
@@ -577,6 +583,7 @@ bool CSourceVirtualReality::SampleTrackingState ( float PlayerGameFov, float fPr
 
 	return true;
 }
+#include "togl/rendermechanism.h"
 
 
 // ----------------------------------------------------------------------
@@ -594,10 +601,16 @@ bool CSourceVirtualReality::DoDistortionProcessing ( VREye eEye )
 	CMatRenderContextPtr pRenderContext( materials );
 
 	IMaterial	*pDistortMaterial;
+	ITexture *pDistortTexture;
+
 	if( eEye == VREye_Left )
 		pDistortMaterial = m_DistortLeftMaterial;
 	else
 		pDistortMaterial = m_DistortRightMaterial;
+	if( eEye == VREye_Left )
+		pDistortTexture = m_pDistortionTextureLeft;
+	else
+		pDistortTexture = m_pDistortionTextureRight;
 
 	if( !UsingOffscreenRenderTarget() )
 	{
@@ -607,17 +620,46 @@ bool CSourceVirtualReality::DoDistortionProcessing ( VREye eEye )
 			return false;
 
 		Rect_t	r;
+		r.x = !eEye?0:640;
+		r.y = 0;
+		r.width = 640;
+		r.height = 480;
 		this->GetViewportBounds( eEye, &r.x, &r.y, &r.width, &r.height );
 		pRenderContext->CopyRenderTargetToTextureEx( pFullFrameFB1, 0, &r, &r );
 	}
 
 	// This is where we are rendering to
 	uint32_t x, y, w, h;
+		x = !eEye?0:640;
+		y = 0;
+		w = 640;
+		h = 480;
 	m_pExtDisplay->GetEyeOutputViewport( SourceEyeToHmdEye( eEye ), &x, &y, &w, &h );
 
 	pRenderContext->DrawScreenSpaceRectangle (	pDistortMaterial,
 		x, y, w, h,
 		0, 0, distortionTextureSize-1,distortionTextureSize-1,distortionTextureSize,distortionTextureSize);
+	static int id = -1;
+	//static CDynamicFunctionOpenGL< true, GLvoid ( APIENTRY *)(GLenum pname, GLint *params), GLvoid > glGetIntegerv("glGetIntegerv");
+//	pRenderContext->Bind(pDistortMaterial);
+//	pRenderContext->Flush( true );
+//	ShaderAPITextureHandle_t  hndl = materials->GetShaderAPITextureBindHandle(pDistortTexture,0,0);
+	//if(id < 0)
+		id = materials->GetShaderAPIGLTexture(m_pPredistortRT,0,0);
+
+	static int last_tex[2] = {-1, -1};
+//	glGetIntegerv(GL_TEXTURE_BINDING_2D, &id);
+	if(id > 0)
+		last_tex[eEye != VREye_Left] = id;
+	Msg("tex %d\n", id);
+	const vr::VRTextureBounds_t bounds = { 0.0f, 1.0f, 1.0f, 0.0f };
+	vr::Texture_t eyeTexture = {(void*)(uintptr_t)last_tex[eEye != VREye_Left], vr::TextureType_OpenGL, vr::ColorSpace_Gamma };
+	if(last_tex[eEye != VREye_Left] <= 0)
+		return true;
+//	if(eEye != VREye_Left)
+//		return 0;
+	glFinish();
+	vr::VRCompositor()->Submit(SourceEyeToHmdEye( eEye ), &eyeTexture, &bounds );
 
 	return true;
 }
@@ -687,11 +729,15 @@ bool CSourceVirtualReality::CompositeHud ( VREye eEye, float ndcHudBounds[4], bo
 	CMatRenderContextPtr pRenderContext( materials );
 
 	uint32_t x, y, w, h;
+	x = !eEye?0:640;
+	y = 0;
+	w = 640;
+	h = 480;
 	m_pExtDisplay->GetEyeOutputViewport( SourceEyeToHmdEye( eEye ), &x, &y, &w, &h );
 
-	pRenderContext->DrawScreenSpaceRectangle (	pDistortHUDMaterial,
-		x, y, w, h,
-		0, 0, distortionTextureSize-1,distortionTextureSize-1,distortionTextureSize,distortionTextureSize);
+//	pRenderContext->DrawScreenSpaceRectangle (	pDistortHUDMaterial,
+//		x, y, w, h,
+//		0, 0, distortionTextureSize-1,distortionTextureSize-1,distortionTextureSize,distortionTextureSize);
 
 	return true;
 }
@@ -714,13 +760,17 @@ bool CSourceVirtualReality::StartTracker()
 	m_pHmd = vr::VR_Init(  &err, vr::VRApplication_Scene );
 	m_pExtDisplay = vr::VRExtendedDisplay();
 	m_pChap = vr::VRChaperone();
-
 	if( err != vr::VRInitError_None )
 	{
 		Msg( "Unable to initialize HMD tracker. Error code %d\n", err );
 		return false;
 	}
 
+	if( !vr::VRCompositor() )
+	{
+		Msg("Compositor initialization failed. See log file for details");
+	}
+
 	m_pChap->ResetZeroPose(TrackingUniverseSeated);
 
 	m_bHaveValidPose = false;

sourcevr/wscript

@@ -15,6 +15,7 @@ def configure(conf):
 	conf.env.append_unique('DEFINES',['strncpy=use_Q_strncpy_instead',
 		'_snprintf=use_Q_snprintf_instead','SOURCEVR_DLL'])
 	conf.check_cfg(package='openvr', uselib_store='OPENVR', args=['--cflags', '--libs'])
+	conf.check(lib='GL', uselib_store='GL')
 
 def build(bld):
 	source = [
@@ -30,7 +31,7 @@ def build(bld):
 
 	defines = []
 
-	libs = ['tier0','tier1','tier2', 'tier3','vstdlib','mathlib','OPENVR']
+	libs = ['tier0','tier1','tier2', 'tier3','vstdlib','mathlib','OPENVR', 'GL']
 
 	install_path = bld.env.LIBDIR